package lab02.test27;

import java.util.InputMismatchException;
import java.util.Scanner;

/**
 * Created by Adminitrator on 2017/11/2.
 */
public class Test {
    public static void main(String[] args) {
       int a=0;
        //从键盘输入一个整数
        Scanner scanner=new Scanner(System.in);
        System.out.println("Please input an int:");
        try{
           a=scanner.nextInt();
        }catch (InputMismatchException e){
           System.out.println("类型不匹配！！");
        }finally {
          System.out.println("a="+a);
        }
    }
}
//1.哪些代码会出错   try()
//2.会出什么错       catch()
//3.出错了如何处理   catch{}